FOI request detail

Internal window cleaning on trains and metropolitan line section

Request ID: FOI-0467-1920
Date published: 07 August 2019

You asked

Under the Freedom of Information Act 2000 I seek the following information: The first part of my request is into how often the internal part of the tube windows (i.e. the window surfaces inside the passenger cars) are cleaned? The second part is whether I could have access to a transverse section technical drawing of the S8 stock of the metropolitan line? (I.E.) The shape and of the train 'face on' Many thanks in advance

We answered

TfL Ref: 0467-1920

Thank you for your request received by us on 15 May 2019 asking for information about window cleaning on London Underground trains and drawings of Metropolitan line carriages.

Your request has been considered in accordance with the requirements of the Freedom of Information Act and the Environmental Information Regulations and our information access policy. I can confirm that we hold the information you require. You asked for:

how often the internal part of the tube windows (i.e. the window surfaces inside the passenger cars) are cleaned?

I can advise that the cleaning of glass and train interiors is undertaken during the Deep Clean cycle, which takes place every 21 days.

a transverse section technical drawing of the S8 stock of the metropolitan line? (I.E.) The shape and of the train 'face on'

Please see the attached document for the requested diagrams.

If this is not the information you are looking for, or if you are unable to access it for any reason, please do not hesitate to contact me.

Please see the attached information sheet for details of your right to appeal as well as information on copyright and what to do if you would like to re-use any of the information we have disclosed.

Yours sincerely

Jasmine Howard
FOI Case Officer
Information Governance
Transport For London

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